glTF exporter: Regression: Fix T98912 - export driven SK when mesh parented to bone

io_scene_gltf2/__init__.py

@@ -4,7 +4,7 @@
 bl_info = {
     'name': 'glTF 2.0 format',
     'author': 'Julien Duroure, Scurest, Norbert Nopper, Urs Hanselmann, Moritz Becher, Benjamin Schmithüsen, Jim Eckerlein, and many external contributors',
-    "version": (3, 3, 4),
+    "version": (3, 3, 5),
     'blender': (3, 3, 0),
     'location': 'File > Import-Export',
     'description': 'Import-Export as glTF 2.0',

io_scene_gltf2/blender/exp/gltf2_blender_gather_drivers.py

@@ -12,7 +12,12 @@ def get_sk_drivers(blender_armature_uuid, export_settings):
 
     drivers = []
 
-    for child_uuid in export_settings['vtree'].nodes[blender_armature_uuid].children:
+    # Take into account skinned mesh, and mesh parented to a bone of the armature
+    children_list = export_settings['vtree'].nodes[blender_armature_uuid].children
+    for bone in export_settings['vtree'].get_all_bones(blender_armature_uuid):
+        children_list.extend(export_settings['vtree'].nodes[bone].children)
+
+    for child_uuid in children_list:
 
         if export_settings['vtree'].nodes[child_uuid].blender_type == "BONE":
             continue